Peak Labeling

 

5. Select the Mass Type (peak apex or peak centroid).

 

 

6. Select the Peak Mass Label Type:

 

 

 

 

 

Label

Description

 

 

 

 

 

 

Mass

Labels with Apex or Centroid mass.

 

 

 

NOTE: If you create a custom user label for a mass, the user label is

 

 

 

displayed instead of the mass. For more information, see

 

 

 

Section 3.5.3, Setting Custom Peak Labels.

 

 

 

 

 

 

Mass

Shifts all peak labels by the value entered (either positive or

 

 

difference

negative) and can be used to calculate mass differences from a

 

 

from the

reference peak.

 

 

selected

Right-click-drag across the reference peak to enter the negative of

 

 

peak

 

 

the value of the peak in the Mass difference text box, then click OK.

 

 

NOTE: This

The reference peak is labeled with zero, and all the other labels are

 

 

label was

plus or minus their mass difference from the reference peak.

 

3

previously

This label is useful to display neutral losses and adducts on a given

 

called Mass

peak.

 

 

Offset.

 

 

 

 

 

 

 

 

 

Mass

Labels peaks with a mass relative to the adjacent labeled peak of

 

 

difference

lower m/z.

 

 

between

 

 

 

adjacent

 

 

 

peaks

 

 

 

 

 

 

 

Data Explorer™ Software User’s Guide

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